CN205201034U - Longmen machining center's lathe bed structure - Google Patents

Longmen machining center's lathe bed structure Download PDF

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Publication number
CN205201034U
CN205201034U CN201521040478.3U CN201521040478U CN205201034U CN 205201034 U CN205201034 U CN 205201034U CN 201521040478 U CN201521040478 U CN 201521040478U CN 205201034 U CN205201034 U CN 205201034U
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China
Prior art keywords
side wallboard
lathe bed
gusset
guiding rail
oblique pull
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CN201521040478.3U
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Chinese (zh)
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刘新海
杨向东
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Jinan Tianchen Intelligent Equipment Co.,Ltd.
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Ji'nan Tianchen Aluminum Machine Co Ltd
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Abstract

The utility model discloses a longmen machining center's lathe bed structure, including left side wallboard and right side wallboard, longmen swing joint in left X to guide rail, right X on to the guide rail, the number of pass strip is connected with left side wallboard and the right side vertical gusset of wallboard looks vertically between left side wallboard and the right side wallboard, at left side wallboard, right side wallboard with be provided with the brace board in the square of two adjacent vertical gussets components each other, left X sets up respectively in the top of left side wallboard, right side wallboard to the guide rail to guide rail, right X. The brace board opposite direction who sets up in adjacent two squares each other for the lathe bed not only also has higher bending resistance in the X direction but also at Y to, Z direction, obtains the whole synthesis bending resistance of stronger lathe bed under the condition of using less material, the lathe bed rigidity is big, can bear great load, and it is few to have a materials used, compact structure, advantage that the whole bending resistance of lathe bed, good, the anti deformability of compressive property be strong, can bear great load.

Description

A kind of lathe bed structure of gantry machining center
Technical field
The utility model relates to a kind of gantry machining center, particularly a kind of lathe bed structure of gantry machining center, belongs to metal milling device technical field.
Background technology
In machining equipment industry, the processing of the workpiece that length is larger is carried out mostly on gantry machining center or planer-type milling machine, lathe bed is the important component part of lathe, it is crucial load bearing component, containing and supporting role are played to other parts, machine weight is born during work, resistance to cutting and consequent moment of flexure etc., the combination property of lathe bed affects machining accuracy and the ability to work of lathe to a great extent, therefore lathe bed needs enough rigidity and precision stability, to guarantee machining accuracy, machining accuracy comprises the dimensional accuracy of workpiece, form accuracy, position essence and surface quality.Usually, the structure of lathe bed has following 3 kinds of modes: 1, adopt casting pig cast form, and 2, with the steel sectional material such as square tube or rectangular tube welding forming, 3, become box body shape with Plate Welding.
The lathe bed of casting pig cast form, adequate rigidity, but have that weight is too large, the manufacturing cycle long, turnover heavy, need do the shortcoming such as model or die model, cost is higher.With the lathe bed of the steel sectional material such as square tube or rectangular tube welding forming, weight alleviates greatly, shortens the manufacturing cycle, reduces cost, but also brings yielding, the shortcomings such as structural strength, rigidity are inadequate, and the machining accuracy of equipment is unstable.Current more use Plate Welding becomes the lathe bed of box body shape, lathe bed upper, lower panel be arranged in parallel, and by several and upper, the vertical gusset that lower panel is vertically connected is connected, be spaced a distance between vertical gusset, form the square chest tunnel of through lathe bed both ends of the surface, square chest cross section, tunnel is in " mouth " font, this structure can have higher bending resistance in the direction, square chest tunnel of lathe bed, but the shortcoming of this structure is, relatively low in the bending resistance in transversely (on namely vertical with the tunnel square chest bearing of trend direction) of lathe bed square chest tunnel structure, the welding stress of lathe bed is larger, need complicated removal internal stress treatment process, the anti-pressure ability of lathe bed is also relatively low simultaneously, easy generation torsional deformation, lathe bed weight is still heavier, power is only delivered on ground by square chest outer wall and vertical gusset by self and workpiece weight of lathe bed, the both sides of its lathe bed are provided with a left side, right X direction guiding rail and X are to tooth bar, lathe bed both sides are by left, right X direction guiding rail is connected with gantry, gantry is by being installed on drive unit between gantry upright post and lathe bed and transmission device along left, right X direction guiding rail makes X to movement, drive unit is generally motor-driven gear, gear is meshed to tooth bar with X, gantry beam is provided with Drilling and milling head, due to X, Y, Z tri-axle not only has the gravity of resistance to cutting and vertical direction when running, inertia force, also has horizontal inertia force, and inertia force is very large, particularly when carrying out heavy load operation, lathe bed easily produces resonance and distortion, reduce the machining accuracy of lathe, therefore, such lathe bed structure welding stress is comparatively large, needs complicated removal internal stress treatment process, and the anti-pressure ability of lathe bed is also relatively low simultaneously, and easily produce torsional deformation, lathe bed weight is still heavier, and manufacturing cost is high, the cycle is long.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of material requested few, compact conformation, overall bending resistance, the compressive property of lathe bed are good, lathe bed rigidity is large, larger load can be born, and lathe bed weight can be reduced, save cost and effectively improve the lathe bed structure of gantry machining center of the machining accuracy of lathe, persistence, stability.
The technical scheme that the utility model adopts for achieving the above object is:
A kind of lathe bed structure of gantry machining center, comprise left side wallboard and right side wallboard, left X direction guiding rail, right X direction guiding rail, lower margin assembly, gantry is movably connected on left X direction guiding rail, on right X direction guiding rail, it is characterized in that: be connected by several vertical gussets perpendicular with left side wallboard and right side wallboard between described left side wallboard and right side wallboard, at described left side wallboard, oblique pull gusset is provided with in the grid of right side wallboard and adjacent one another are two vertical gusset formations, described left X direction guiding rail, right X direction guiding rail is arranged at left side wallboard respectively, the top of right side wallboard.
Conveniently mounting guide rail, described left side wallboard, the top of right side wallboard connect left X direction guiding rail backing plate, right X direction guiding rail backing plate respectively, and described left X direction guiding rail, right X direction guiding rail are arranged on left X direction guiding rail backing plate, right X direction guiding rail backing plate respectively.
In order to improve the rigidity of lathe bed, the two ends of described oblique pull gusset are connected with left side wallboard, right side wallboard respectively.
In order to improve the rigidity of lathe bed further, the oblique pull gusset direction arranged in described two grids adjacent one another are is contrary, at X to the order of pressing from front to back, brace front edge of board in first grid is connected with left side wallboard, oblique pull gusset rear end is connected with right side wallboard, brace front edge of board in second grid is connected with right side wallboard, oblique pull gusset rear end is connected with left side wallboard, interlocks successively and carries out;
The intersection of the oblique pull gusset in the first grid, the oblique pull gusset in the second grid, vertical gusset between the first grid and the second grid and right side wallboard form lathe bed first on the right side of supporting point, the intersection of the oblique pull gusset in third party's lattice, the oblique pull gusset in square grids, vertical gusset between third party's lattice and square grids and right side wallboard form lathe bed second on the right side of supporting point, by that analogy;
The intersection of the oblique pull gusset in the second grid, the oblique pull gusset in third party's lattice, vertical gusset between the second grid and third party's lattice and left side wallboard form lathe bed first on the left of supporting point, the intersection of vertical gusset between square grids and five-check of the oblique pull gusset in square grids, the oblique pull gusset in five-check, and left side wallboard form lathe bed second on the left of supporting point, by that analogy.
Conveniently Installing machine tool and precision adjustment, described left side supporting point and the bottom of right side supporting point are all connected with lower margin assembly, are used for supporting whole lathe bed and the adjustment carrying out lathe bed precision.
In order to increase rigidity of support, make the stressed more reasonable of lathe bed, described lower margin assembly is connected to the bottom of left side wallboard of supporting point, left side or the bottom of the right side wallboard of right side supporting point.
Conveniently workbench is installed, described vertical gusset, oblique pull gusset upper end are mutually concordant, between described left X direction guiding rail, right X direction guiding rail, vertically the top of gusset, oblique pull gusset be provided with the workbench backing plate paralleled with left X direction guiding rail, right X direction guiding rail, workbench backing plate is provided with workbench fixed connecting piece.
In order to the combination property improving lathe bed saves material simultaneously, the distance between described two vertical gussets adjacent one another are is 1.0 ~ 1.4 times of left side wallboard or right-side wall plate height.When between described left side wallboard and right side wallboard, distance is larger, the distance between two vertical gussets adjacent one another are gets the smaller value of 1.0 ~ 1.4 times, otherwise then gets higher value.
The beneficial effects of the utility model are:
Be connected with on the basis of vertical gusset between the left side wallboard and right side wallboard of lathe bed, oblique pull gusset is provided with again in the grid of left side wallboard, right side wallboard and adjacent one another are two vertical gusset formations, the oblique pull gusset direction arranged in two grids adjacent one another are is contrary, the two ends of oblique pull gusset are connected with left side wallboard, right side wallboard respectively, making lathe bed not only have higher bending resistance in X-direction but also also have higher bending resistance in Y-direction, Z-direction, obtaining the whole synthesis bending resistance of stronger lathe bed when using less material; Framed side wallboard, vertically gusset and oblique pull gusset form stable triangle, power straight down and cross force and machine tool high speed, high capacity operation and multiaxis can not only be born with relative mixed and disorderly power under emotionally condition, rigidity and the distortion resistance of lathe bed also strengthen further, its structure is more stable, and rigidity is better.
Lower margin assembly is arranged on the supporting point bottom of intersection's formation of oblique pull gusset, vertically gusset, left side wallboard or right side wallboard in grid adjacent one another are, it is connected with the left X direction guiding rail at gantry, top that right X direction guiding rail is arranged at left side wallboard, right side wallboard respectively, make the overall bending resistance of lathe bed when using less material, compressive property be largely increased.Lathe bed rigidity is large, larger load can be born, have and use material few, compact conformation, overall bending resistance, the compressive property of lathe bed are good, lathe bed rigidity is large, non-deformability strong, can bear the advantage of larger load, avoid lathe bed due to stressed for a long time and produce deformation, and lathe bed weight can be reduced, save cost and effectively improve the machining accuracy of lathe, the service life of extension device.
Accompanying drawing explanation
Fig. 1 is that the axle of the lathe bed structure of a kind of gantry machining center of the utility model measures intention.
Fig. 2 is that the axle of another angle of lathe bed structure of a kind of gantry machining center of the utility model measures intention.
Fig. 3 is the schematic top plan view of the lathe bed structure of a kind of gantry machining center of the utility model.
Fig. 4 is the local schematic top plan view of lathe bed structure one end of a kind of gantry machining center of the utility model.
Fig. 5 is the A-A sectional view in Fig. 4.
Fig. 6 is the B portion enlarged diagram in Fig. 4.
In figure: wallboard on the right side of wallboard, 3 vertical gussets, 4 lower margin assemblies, 5 workbench fixed connecting pieces, 6 workbench backing plates, 7 right X direction guiding rail backing plates, 8 oblique pull gussets, 9 on the left of 1 left X direction guiding rail backing plate, 2.
Detailed description of the invention
Also by reference to the accompanying drawings the utility model is described further below by non-limiting embodiment.
See Fig. 1 to Fig. 6, a kind of lathe bed structure of gantry machining center, the left side wallboard 2 be set parallel to each other and right side wallboard 9 by length in the horizontal direction, width is arranged symmetrically in both sides at vertical direction, be connected by several vertical gussets 3 perpendicular with left side wallboard 2 and right side wallboard 9 between left side wallboard 2 and right side wallboard 9, form overall framework, the distance between adjacent one another are two vertical gussets 3 is 1.0 ~ 1.4 times of left side wallboard or right-side wall plate height.In the grid of described left side wallboard 2, right side wallboard 9 and adjacent one another are two vertical gusset 3 formations, be provided with oblique pull gusset 8, the two ends of oblique pull gusset 8 are connected with left side wallboard 2, right side wallboard 9 respectively.Left side wallboard 2, right side wallboard 9, vertically gusset 3 and the alignment of oblique pull gusset 8 end face; Oblique pull gusset 8 direction arranged in described two grids adjacent one another are is contrary, at X to the order of pressing from front to back, oblique pull gusset 8 front end in first grid is connected with left side wallboard 2, oblique pull gusset 8 rear end is connected with right side wallboard 9, oblique pull gusset 8 front end in second grid is connected with right side wallboard 9, oblique pull gusset 8 rear end is connected with left side wallboard 2, interlocks successively and carries out;
Oblique pull gusset 8, first grid in oblique pull gusset 8, second grid in first grid and the vertical gusset between the second grid 3 and the intersection of right side wallboard 9 form lathe bed first on the right side of supporting point, oblique pull gusset 8 in third party's lattice, the oblique pull gusset 8 in square grids, vertical gusset between third party's lattice and square grids 3 and the intersection of right side wallboard 9 form lathe bed second on the right side of supporting point, by that analogy;
Oblique pull gusset 8 in second grid, oblique pull gusset 8, second grid in third party's lattice and the vertical gusset between third party's lattice 3 and the intersection of left side wallboard 2 form lathe bed first on the left of supporting point, oblique pull gusset 8 in square grids, the oblique pull gusset 8 in five-check, the vertical gusset 3 between square grids and five-check and the intersection of left side wallboard 2 form lathe bed second on the left of supporting point, by that analogy.
Above-mentioned left side supporting point and right side supporting point are the places in a rigid set, and its underpart is all connected with lower margin assembly 4, are used for supporting whole lathe bed and the adjustment carrying out lathe bed precision.Simultaneously also can as technological datum in lathe bed process.Concrete connected mode is, lower margin assembly 4 is connected to the bottom of left side wallboard 2 of supporting point, left side or the bottom of the right side wallboard 9 of right side supporting point.In addition at the both ends of lathe bed, the bottom of left side wallboard 2 or the bottom of right side wallboard 9 be also connected with lower margin assembly.
Left side wallboard 2, length direction horizontally disposed left X direction guiding rail backing plate 1 is respectively pressed on the top of right side wallboard 9, right X direction guiding rail backing plate 7, left side wallboard 2, right side wallboard 9, vertical gusset 3 and oblique pull gusset 8 end face alignment formation plane, weld left X direction guiding rail backing plate 1 on this plane, right X direction guiding rail backing plate 7, aft-loaded airfoil guide rail stationary plane and tooth bar stationary plane are welded to required precision, at left X direction guiding rail backing plate 1, left X direction guiding rail installed by right X direction guiding rail backing plate 7, right X direction guiding rail and tooth bar, gantry is movably connected on left X direction guiding rail, on right X direction guiding rail, tooth bar is connected with gantry drive unit.
Vertical gusset 3, oblique pull gusset 8 upper end are mutually concordant, between left X direction guiding rail, right X direction guiding rail, the plane of the hanging formation of vertical gusset 3, oblique pull gusset 8 welds the workbench backing plate 6 paralleled with left X direction guiding rail, right X direction guiding rail, and workbench backing plate 6 is provided with workbench fixed connecting piece 5.Weld aft-loaded airfoil workbench stationary plane to required precision, erector's station on workbench fixed connecting piece 5.
Cited above embodiment is only for understanding the utility model; it is not the restriction to the technical scheme described by the utility model; the those of ordinary skill of related fields; on the basis of technical scheme described in claim; can also make multiple change or distortion, all equivalent changes or distortion all should be encompassed within claims of the present utility model.

Claims (8)

1. the lathe bed structure of a gantry machining center, comprise left side wallboard and right side wallboard, left X direction guiding rail, right X direction guiding rail, lower margin assembly, gantry is movably connected on left X direction guiding rail, on right X direction guiding rail, it is characterized in that: be connected by several vertical gussets perpendicular with left side wallboard and right side wallboard between described left side wallboard and right side wallboard, at described left side wallboard, oblique pull gusset is provided with in the grid of right side wallboard and adjacent one another are two vertical gusset formations, described left X direction guiding rail, right X direction guiding rail is arranged at left side wallboard respectively, the top of right side wallboard.
2. the lathe bed structure of a kind of gantry machining center according to claim 1, it is characterized in that: described left side wallboard, the top of right side wallboard connect left X direction guiding rail backing plate, right X direction guiding rail backing plate respectively, described left X direction guiding rail, right X direction guiding rail are arranged on left X direction guiding rail backing plate, right X direction guiding rail backing plate respectively.
3. the lathe bed structure of a kind of gantry machining center according to claim 1, is characterized in that: the two ends of described oblique pull gusset are connected with left side wallboard, right side wallboard respectively.
4. the lathe bed structure of a kind of gantry machining center according to claim 1, it is characterized in that: the oblique pull gusset direction arranged in described two grids adjacent one another are is contrary, at X to the order of pressing from front to back, brace front edge of board in first grid is connected with left side wallboard, oblique pull gusset rear end is connected with right side wallboard, brace front edge of board in second grid is connected with right side wallboard, oblique pull gusset rear end is connected with left side wallboard, interlocks successively and carries out;
The intersection of the oblique pull gusset in the first grid, the oblique pull gusset in the second grid, vertical gusset between the first grid and the second grid and right side wallboard form lathe bed first on the right side of supporting point, the intersection of the oblique pull gusset in third party's lattice, the oblique pull gusset in square grids, vertical gusset between third party's lattice and square grids and right side wallboard form lathe bed second on the right side of supporting point, by that analogy;
The intersection of the oblique pull gusset in the second grid, the oblique pull gusset in third party's lattice, vertical gusset between the second grid and third party's lattice and left side wallboard form lathe bed first on the left of supporting point, the intersection of vertical gusset between square grids and five-check of the oblique pull gusset in square grids, the oblique pull gusset in five-check, and left side wallboard form lathe bed second on the left of supporting point, by that analogy.
5. the lathe bed structure of a kind of gantry machining center according to claim 4, is characterized in that: described left side supporting point and the bottom of right side supporting point are all connected with lower margin assembly, is used for supporting whole lathe bed and the adjustment carrying out lathe bed precision.
6. the lathe bed structure of a kind of gantry machining center according to claim 5, is characterized in that: described lower margin assembly is connected to the bottom of left side wallboard of supporting point, left side or the bottom of the right side wallboard of right side supporting point.
7. the lathe bed structure of a kind of gantry machining center according to claim 1, it is characterized in that: described vertical gusset, oblique pull gusset upper end are mutually concordant, between described left X direction guiding rail, right X direction guiding rail, vertically the top of gusset, oblique pull gusset be provided with the workbench backing plate paralleled with left X direction guiding rail, right X direction guiding rail, workbench backing plate is provided with workbench fixed connecting piece.
8. the lathe bed structure of a kind of gantry machining center according to claim 1, is characterized in that: the distance between described two vertical gussets adjacent one another are is 1.0 ~ 1.4 times of left side wallboard or right-side wall plate height.
CN201521040478.3U 2015-12-15 2015-12-15 Longmen machining center's lathe bed structure Active CN205201034U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105345486A (en) * 2015-12-15 2016-02-24 济南天辰铝机股份有限公司 Machine body structure of gantry machining center
CN109940295A (en) * 2019-04-23 2019-06-28 奔腾激光(温州)有限公司 High power lathe preventing hot deformation structure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105345486A (en) * 2015-12-15 2016-02-24 济南天辰铝机股份有限公司 Machine body structure of gantry machining center
CN109940295A (en) * 2019-04-23 2019-06-28 奔腾激光(温州)有限公司 High power lathe preventing hot deformation structure

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Address after: 250101 No. 1571 Tianchen Street, Jinan High-tech Zone, Shandong Province

Patentee after: Jinan Tianchen Intelligent Equipment Co.,Ltd.

Address before: 250101 No. 1571 Tianchen Street, Jinan High-tech Zone, Shandong Province

Patentee before: JINAN TIANCHEN ALUMINUM MACHINERY Co.,Ltd.